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Page 1

PSG10020320E

Service Manual

[WEE
DIGITAL VIDEO
Remote

Control
SB»AKX30

SB-AKXSO

SA-AKXSO

CD Stereo System

Model No. SA-AKX3OPH
SA-AKX3OPN

Product Color: (K)...Black Type

(Order No. MD0803034CE) for this mechanism

Notes: This models CD Mechanism Unit is DLSGC. Please refer to the original service manual

A WARNING

This service information is designed for experienced repair technicians only and is not designed for use by the general public

It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service
or repair the product or products dealt with in this service information by anyone else could result in serious injury or death.

IMPORTANT SAFETY NOTICE
There are special components used in this equipment which are important for safety. These parts are marked by A in the Schematic
Diagrams, Circuit Board Diagrams, Exploded Views and Replacement Parts List. If is essential that these critical parts should be replaced
with manufacturers specified parts to prevent shock, fire or other hazards. Do not modify the original design without permission of

manufacturer.

TABLE OF CONTENTS

1 Safety Precautions --------
1.1. General Guidelines-
1.2. Before Use (For PH only) ----------
1.3. Caution For Fuse Replacement--
1.4. Before Repair and Adjustment
1.5. Protection Circuitry ---------------
1.6. Safety Parts Information

2 Warning -----------------------------
2.1. Prevention of Electrostatic Discharge (ESD)

to Electrostatic Sensitive (ES) Devices
2.2. Precaution of Laser Diode -----------------
2.3. Service caution based on Legal restrictions -------- 8

Panasonica

2.4. Handling Precautions for Traverse Unit -
3 Service Navigation --------------------------------
3.1. Service Information
4 Specifications --------------
5 Location of Controls and Components--
5.1. Main Unit Key Button Operation---
5.2. Remote Control Key Button Operation
5.3. Media Information ------------------------
6 Self-Diagnostic and Special Mode Setting
6.1. Cold-Start ------------
6.2. Doctor Mode Table-

© Panasonic Corporation 2010. All rights reserved.
Unauthorized copying and distribution is a violation
of law.

Page 2

10 Replacement of Traverse Unit --

11 Service Position -----------------------------------

12 Voltage & Waveform Chart-

13 Illustration of le, Transistor and Diode --

6.3. Reliability Test Mode (CD Mechanism Unit

(DLSSC)) --------------------------------------------------- 19
6.4. Self-Diagnostic Mode ------------------
6.5. Self-Diagnostic Error Code Table
7 Troubleshooting Guide ----------------------------------
7.1. Troubleshooting Guide for F61 and/or F76--
7.2. Part Location -----------------------
7.3. D-Amp IC Operation & Control -

8 Service Fixture & Tools --------------
8.1. Service Tools and Equipment
9 Disassembly and Assembly Instructions-
9.1. Disassembly Flow Chart ------------------
9.2. Main Components and P.C.B. Locations
9.3. Disassembly of Top Cabinet--
9.4. Disassembly of Tuner P.C.B.-
9.5. Disassembly of Front Panel Assembly --
9.6. Disassembly of Panel P.C.B. ------------
9.7. Disassembly of Remote Sensor P.C.B.--
9.8. Disassembly of CD Open Button P.C.B.-
9.9. Disassembly of Jupiter P.C.B.
9.10. Disassembly of Music Port/Headphone P.C.B.
9.11. Disassembly of CD Lid ---------------------------------- 38

9.12. Disassembly of Main P.C.B. ------------- --39
9.13. Replacement of Regulator IC (IC2010)-- 40
9.14. Disassembly of D-Amp P.C.B. ------------------------ 41
9.15. Replacement of Audio Digital Amp IC
(ICS900) --------------------------- 42
9.16. Disassembly of SMPS P.C.B. --44

9.17. Replacement of Switching Regulator IC

(I05701) -----------------------------------------
9.18. Replacement of Rectifier Diode (DS702)--
9.19. Replacement of Regulator Diode (D5801)

45

9.20. Replacement of Regulator Diode (D5802)--- 49
9.21. Replacement of Regulator Diode (D5803) --------- 50
9.22. Disassembly of CD Mechanism Unit (DLS6C) ---51
9.23. Disassembly of Rear Panel ............................ 53
9.24. Disassembly of Voltage Selector P.C.B. (For

PH only) --------------------------- ...54

9.25. Disassembly of CD Servo P.C.B

10.1. Disassembling Procedures
10.2. Assembling Procedure ------

11.1. Checking and Repairing of Main P.C.B. -
11.2. Checking and Repairing of D-Amp P.C.B.
11.3. Checking and Repairing of Panel P.C.B.--
11.4. Checking and Repairing of Jupiter P.C.B.-
11.5. Checking and Repairing of SMPS P.C.B. -

12.1. CD SERVO P.C.B.
12.2. Main P.C.B. (1/2) --
12.3. Main P.C.B. (2/2) --
12.4. Jupiter P.C.B. (1/3)
12.5. Jupiter P.C.B. (2/3)---
12.6. Jupiter P.C.B. (3/3)---
12.7. Panel P.C.B. --
12.8. D-Amp P.C.B.
12.9.
12.10.
12.11. Waveform Table (1/2)

14 Simplified Block Diagram ----------------
14.1. Overall Simplified Block Diagram
14.2. D-Amp Block Diagram

15 Block Diagram -----------------

15.1. Servo/System Control -------------------------
15.2. IC Terminal Chart (Servo/System Control) ------ 74
15.3. Audio --------------
15.4. Power Amplifier
15.5. Power Supply --------------

16 Wiring Connection Diagram -

17 Schematic Diagram Notes-

18 Schematic Diagram
18.1. CD Servo Circuit-
18.2. Main Circuit---
18.3. Jupiter Circuit
18.4. Panel Circuit ---------------------------------------------- 92
18.5. CD Open Button, Remote Sensor, Tuner,

Music Port/Headphone Circuit-
18.6. D-Amp Circuit
18.7. SMPS Circuit-
18.8. Voltage Selector Circuit (For PH Only)-

19 Printed Circuit Board ------------------------------
19.1. CD Servo & Voltage Selector P.C.B
19.2. Main P.C.B. -------------------------------
19.3. Jupiter P.C.B.
19.4. Panel P.C.B.--
19.5. CD Open Button, Remote Sensor, Tuner,

Music Port/Headphone & D-Amp P.C.B. ---------- 103
19.6. SMPS P.C.B. (For PH Only) ---104
19.7. SMPS P.C.B. (For PN Only) 105

20 Terminal Function of le-- --107

20.1. |CZOO3 (RFKWAKXSOPN) IC MICRO-
PROCESSOR ------------------------------------------- 107

20.2. |CGQO1(COHBBOOOOOS7): IC FL Driver ---108

21 Exploded View and Replacement Parts List-- ---109
21.1. Exploded View and Mechanical replacement

Part List --------------------------------------------------- 109

21.2. Electrical Replacement Part List -------------------- 115